Importance of the Electrolyte in Obtaining Porous Silicon and How It Modifies the Optical and Structural Proprieties: Optical and Microstructural Investigation

Table 2

Gravimetric results of the different PS samples.

Sample	Anodization time (min)	Electrolyte	Thickness (mµ)	Porosity (%)
M1	10	1 : 2 (HF/CH3-CH2-OH)	38	40
M2	15	1 : 2 (HF/CH3-CH2-OH)	56	40
M3	10	2 : 1 : 1 (H2O2/HF/CH3-CH2-OH)	40	62
M4	15	2 : 1 : 1 (H2O2/HF/CH3-CH2-OH)	60	62